Celeb Fashion Hit or Miss?

Vote on this week's styles from Renée Zellweger, Mariah Carey and more stars! You decide – are they fashionistas or flops? By Melissa Liebling-Goldberg

RENÉE ZELLWEGER

The Leatherheads star is a vision in red with her asymmetrical Carolina Herrera dress, Christian Louboutin heels and Cartier jewels for an appearance on David Letterman.